TintedImage

UIImage+Tinted.swift

/// 对图片进行着色
    func wxlive_imageWithTineColor(tintColor:UIColor,
                                   blendMode:CGBlendMode = .DestinationIn) -> UIImage{
       
        UIGraphicsBeginImageContextWithOptions(self.size, false, 0.0)
        tintColor.setFill()
        let bounds = CGRectMake(0.0, 0.0, self.size.width, self.size.height)
        UIRectFill(bounds)
        self.drawInRect(bounds, blendMode: blendMode, alpha: 1.0)
        if blendMode != .DestinationIn {
            self.drawInRect(bounds, blendMode: .DestinationIn, alpha: 1.0)
        }
        let tintedImage = UIGraphicsGetImageFromCurrentImageContext()
        UIGraphicsEndImageContext()
        
        return tintedImage
    }